LHC实验产生的数据将分布到全世界，同时在CERN用磁带保有一份主备份。
Data from the LHC experiments is distributed around the globe, with a primary backup recorded on tape at CERN.
管理节点安装主节点和备份节点，并根据需要进行软件更新。
The management node installs both the master and backup nodes and provides software updates as required.
主节点和备份节点连接到一台IBM DS4500存储服务器。
The master and the backup node is connected to an IBM DS4500 storage server.
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